FIGURE 3-1. PREVENTIVE MAINTENANCE SERVICES
DAILY MAINTENANCE SERVICES
ENGINE - Refer to 9M 5-2805-259-14 for daily maintenance services.
MUFFLER - Check for cracks, holes, rust, leaking gaskets, and insecure mounting.
TIRES - Check and adjust inflation to 25-30 PSI. Inspect for cuts, breaks, blisters, and
flat spots. Inspect valve stems for leaks. Replace missing valve caps.
FUEL TANK - Check fuel level. Inspect for leaks. Inspect strainer
HOSE CONNECTIONS AND SEALING PLUGS - Inspect hoses for secure con-
nection. Inspect for leaks in suction line. When hoses are discon-
nected, make sure that sealing plugs are installed.
CONTROLS AND INSTRUMENTS - Inspect for damage and insecure mounting.
Inspect for defective wiring and loose or leaking connections. With
unit operating, inspect for proper operation of gages and switches.
FUEL STRAINER (SEDIMENT BOWL) - Inspect for loose mounting, leaks,
and cracks in bowl. Drain water & dirt from the bowl (Weekly).3-15
BATTERY - Tighten loose cables and mounting. Remove corrosion.
Fill to 3/8 inch above battery plates. In freezing weather, run
engine a minimum of one hour after adding water. Clean vent holes
in filler caps (Weekly).
Remove drain plug (item 33, fig. 4-1) from intermediate housing and flash
entire pump with fresh water. A daily increase in amount of drainage from
intermediate housing indicates a defective seal (AOO4-M36) and seal must
QUARTERIY PREVENTIVE PAINTENANCE SERVICES
ENGINE - Refer to TIM 5-2805-259-14 for quarterly maintenance services.
WHEELS - Inspect for loose or missing lug nuts and for leaking grease
seals. Check wheel bearings for proper adjustment. Inspect rims for
TRAILER FRAME AND MOUNTING HARDWARE - Inspect for damage. Tighten
all loose components and mounting hardware.
REFLECTORS - Inspect for broken lenses and insecure mounting.
DRAWBAR - Inspect for broken welds and lost or damaged parts.
PUMP - Thoroughly flush casing with clean water. Inspect for damage
or leaks. Drain intermediate housing. If it fills with water fre-
quently, the seal is defective and must be replaced.